Makefile: Do not create empty autoconf.mk on error
authorMasahiro Yamada <yamada.m@jp.panasonic.com>
Mon, 2 Dec 2013 05:57:29 +0000 (14:57 +0900)
committerTom Rini <trini@ti.com>
Fri, 13 Dec 2013 14:15:32 +0000 (09:15 -0500)
commit65947ab4c98b882e2ce68c1970e7e7cf208b40e7
treec9eb1f8fe3f9d5d998a879b341ee5f6c59ed3912
parent6496d00fb80465b4b6c35a7af8631ce09a0ff5bd
Makefile: Do not create empty autoconf.mk on error

The build rules of
  - include/autoconf.mk.dep
  - include/autoconf.mk
  - include/spl-autoconf.mk
  - include/tpl-autoconf.mk
were not nice.

They created empty files (which are never updated)
if an error occurs during preprocessing.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Makefile